After upgrading a server to SMP 7.5, or after a fresh installation of SMP 7.5, the outlying computers with the Symantec Management Agent already installed on them fail to upgrade. The following error / warning (excerpt) is found in the logs:
The following corresponding warning related to it should also be found in the NS server logs:
* Registration: Disabled Legacy Agent Communication Mode blocks registration of legacy agents.
* Registration process failed
Altiris.NS.Exceptions.NSComException (Altiris.NS): Registration request blocked.
at Altiris.NS.AgentManagement.Enrollment.EnrollmentManager.ProcessEnrollmentPolicies(XmlNode resourceNode, Boolean& bConfirmedAcceptance, String& sAgentResponceXml)
COM Exception errcode: 0x80077006
As per the warning the Legacy Agent Communication policy is turned off.
1. Open the NS web Console and go to "Settings > All Settings > Notification Server > Notification Server Settings"
2. Turn on the Legacy Agent Communication policy.
Symantec Management Platform 7.5